129126080

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1489}}^1$

素因数の和:1777

約数の個数: 56

約数和(自身を含む): 308823360

約数和(自身を除く): 179697280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 1084, 1355, 1489, 2168, 2710, 2978, 4336, 5420, 5956, 7445, 8672, 10840, 11912, 14890, 17344, 21680, 23824, 29780, 43360, 47648, 59560, 86720, 95296, 119120, 238240, 403519, 476480, 807038, 1614076, 2017595, 3228152, 4035190, 6456304, 8070380, 12912608, 16140760, 25825216, 32281520, 64563040, 129126080]

約数ペア:

[(1, 129126080), (2, 64563040), (4, 32281520), (5, 25825216), (8, 16140760), (10, 12912608), (16, 8070380), (20, 6456304), (32, 4035190), (40, 3228152), (64, 2017595), (80, 1614076), (160, 807038), (271, 476480), (320, 403519), (542, 238240), (1084, 119120), (1355, 95296), (1489, 86720), (2168, 59560), (2710, 47648), (2978, 43360), (4336, 29780), (5420, 23824), (5956, 21680), (7445, 17344), (8672, 14890), (10840, 11912)]